Archive: 02/27/2013

Louse genetics offer clues on human migrations

A new genetic analysis of human lice from across the world sheds light on the global spread of these parasites, their potential for disease transmission and insecticide resistance. The results are published February 27 in ...

Feb 27, 2013 4.3 / 5 (3) 0

Aquarius sees salty shifts

The colorful images chronicle the seasonal stirrings of our salty world: Pulses of freshwater gush from the Amazon River's mouth; an invisible seam divides the salty Arabian Sea from the fresher waters of ...

Feb 27, 2013 5 / 5 (3) 0

The photo tag is back on Facebook

Tagging photos is hardly new on Facebook. In 2012, Facebook temporarily suspended the feature to make what it called technical improvements. This may or may not have had something to do with the outcry from privacy advocates ...

Feb 27, 2013 5 / 5 (1) 0